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[SMTChecker] fix crash on push to string casted to bytes

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This commit is contained in:
Martin Blicha 2021-03-02 18:12:47 +01:00
parent ad2ecf1625
commit 41a01de664
1 changed files with 4 additions and 2 deletions
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6
libsolidity/formal/SMTEncoder.cpp
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@ -1654,8 +1654,10 @@ void SMTEncoder::arrayPushPopAssign(Expression const& _expr, smtutil::Expression
indexOrMemberAssignment(_expr, _array);
else if (auto const* funCall = dynamic_cast<FunctionCall const*>(expr))
{
FunctionType const& funType = dynamic_cast<FunctionType const&>(*funCall->expression().annotation().type);
if (funType.kind() == FunctionType::Kind::ArrayPush)
if (
auto funType = dynamic_cast<FunctionType const*>(funCall->expression().annotation().type);
funType && funType->kind() == FunctionType::Kind::ArrayPush
)
{
auto memberAccess = dynamic_cast<MemberAccess const*>(&funCall->expression());
solAssert(memberAccess, "");